From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Snitzer Subject: Re: multipath: change the DEFAULT_MINIO for the request based multipath Date: Fri, 21 Jan 2011 08:26:59 -0500 Message-ID: <20110121132658.GA30411@redhat.com> References: <91d6dae7d88296d8a1fe.1295472607@malahal> <4D37E513.3070506@suse.de> <20110120160726.GA23529@redhat.com> <4D392FBD.5080207@ce.jp.nec.com> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <4D392FBD.5080207@ce.jp.nec.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: Jun'ichi Nomura Cc: device-mapper development List-Id: dm-devel.ids On Fri, Jan 21 2011 at 2:03am -0500, Jun'ichi Nomura wrote: > Hi, > > On 01/21/11 01:07, Mike Snitzer wrote: > >>> Is it possible to detect request based multipath and change only for > >>> those configurations? > ... > > Unfortunately, the multipath target version wasn't bumped when > > request-based mpath was introduced (commit f40c67f0f7e2767f). > > Um, sorry I don't remember why.. > > > Long story short, it seems we _could_ use the DM ioctl version bump that > > occurred for 2.6.31 (from commit 60935eb): 4.15.0-ioctl (2009-04-01) > > Fortunately, the target version of multipath was also bumped > in 2.6.31, from 1.0.5 to 1.1.0 by this commit: > > af4874e v2.6.31-rc1 dm target:s introduce iterate devices fn Ah, very good point. I completely overlooked that. Thanks, Mike